Slant/Fin SX-150 to SX-210 Brochure & Specs page 7
High efficiency, cast-iron gas boiler
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Also See for SX-150 to SX-210:
- Installation and operating instructions manual (44 pages) ,
- User manual (41 pages) ,
- Application manual (32 pages)
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RATINGS FOR SENTRY BOILERS--NATURAL AND L.P. GAS
A.G.A.
D.O.E.
INPUT
CAPACITY
MODEL
(Btuh)
(Btuh)
NUMBER †
S-34
34,000
29,000
S-60
60,000
51,000
S-90
90,000
76,000
S-120
120,000
101,000
S-150
150,000
125,000
SX-150
150,000
126,000
SX-180
180,000
151,000
SX-210
210,000
175,000
* Net ratings are based on a piping and pick-up allowance of 1.15. Slant/Fin
should be consulted before selecting a boiler for installation having unusual
piping and pick-up requirements. Ratings must be reduced by 4% at 2,000
feet elevation and an additional 4% for every additional 1,000 feet elevation
over 2,000 feet.
Dimensions
MODEL S-34
1
1
/
"
2
Supply
19
LEFT END VIEW
Vent Damper*
C
Dimensions
MODELS S-60
to S-150
1
1
/
"
2
Supply
19
LEFT END VIEW
C
Dimensions
MODELS SX-150
to SX-210
1
1
/
"
2
Supply
19
LEFT END VIEW
*Vent damper may be installed horizontally on all models with use of a common vent elbow.
NET
I=B=R
RATING
WATER
WATER
STANDING
(Btuh) *
(Sq.Ft.)
25,000
167
44,000
293
66,000
440
88,000
587
109,000
727
110,000
733
131,000
873
152,000
1013
C
Vent Damper*
Pressure/Temp.
Gauge
Integral
Draft
Diverter
Blocked Vent
Safety Switch
Rollout Safety
Switch
(behind
front panel)
3
/
"
4
3
/
4" to air eliminating
system (by others)
Supply Piping
(by others)
Pressure/Temp.
Gauge
3
/
"
4
Rollout Safety
Switch
(behind
3
/
"
front panel)
4
3
/
4" to air eliminating
system (by others)
Supply Piping
(by others)
Pressure/Temp.
Gauge
3
/
"
4
Drain
Rollout Safety
Switch
3
(behind
/
"
4
front panel)
EFFICIENCY
(A.F.U.E.%)
INTERMITTENT
A
IGNITION
PILOT
80.4
84.0
8
1
⁄
14
8
81.6
84.4
11
1
⁄
17
8
82.3
84.2
14
⁄
20
1
8
83.0
84.1
17
1
⁄
23
8
82.4
83.4
20
1
⁄
26
8
82.1
83.2
20
1
⁄
26
8
82.1
83.1
23
1
⁄
29
8
82.0
83.1
26
⁄
32
1
8
†Type of gas: after model number, specify gas by name "Natural" or
"Propane".
Note: All Sentry boilers are tested and rated for capacity under the U.S.
Dept. of Energy (D.O.E.) Test Procedure for boilers.
3
/
4" to air eliminating
system (by others)
7
28
/
"
16
3
/
"
4
Drain
A
1
B
6
/
"
2
FRONT VIEW
7
32
/
"
16
Drain
A
B
FRONT VIEW
Vent Damper*
Blocked Vent
Safety Switch
7
28
/
A
B
FRONT VIEW
DIMENSIONS-Inches
C-
VENT DIAMETER
INTEGRAL
EXTERNAL
D
B
DRAFT
DRAFT
DIVERTER
HOOD
5
⁄
4
_
_
8
5
⁄
4
_
_
8
⁄
5
_
_
5
8
5
⁄
6
_
_
8
5
⁄
7
_
_
8
5
⁄
_
6
47
8
5
⁄
_
7
48
3
⁄
8
1 6
⁄
_
7
48
⁄
5
3
8
1 6
High Limit.
Control
Ignition
Control
Circulator:
1/4" Circ. Flange
1
1
/
2" Return Tapping
Combination
Gas Valve
Ground
(gas tapping 1/2")
Joint Union
RIGHT END VIEW
Blocked Vent
Safety Switch
High Limit
Control
Ignition
Control
Circulator:
1/4" Circ. Flange
1
1
/
2" Return Tapping
Combination
Gas Valve
Ground
(gas tapping 1/2")
Joint Union
RIGHT END VIEW
C
High Limit
Control
Ignition
Control
Circulator:
"
16
1/4" Circ. Flange
1
1
/
2" Return Tapping
Combination
Gas Valve
Ground
(gas tapping 1/2")
Joint Union
RIGHT END VIEW
Sediment Trap
(required)
(Dotted piping
by others.)
Sediment Trap
(required)
(Dotted piping
by others.)
Vent Damper*
D
Sediment Trap
(required)
(Dotted piping
by others.)
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